86134188 has 24 divisors (see below), whose sum is σ = 229691392. Its totient is φ = 24609744.

The previous prime is 86134171. The next prime is 86134199. The reversal of 86134188 is 88143168.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512620 + ... + 512787.

Almost surely, 2^86134188 is an apocalyptic number.

It is an amenable number.

86134188 is an abundant number, since it is smaller than the sum of its proper divisors (143557204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86134188 is a wasteful number, since it uses less digits than its factorization.

86134188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025421 (or 1025419 counting only the distinct ones).

The product of its digits is 36864, while the sum is 39.

The square root of 86134188 is about 9280.8506075683. The cubic root of 86134188 is about 441.6299531051.

The spelling of 86134188 in words is "eighty-six million, one hundred thirty-four thousand, one hundred eighty-eight".